Fan Wafer (Cn3); Sata (Serial Ata) Port 0 Connector (Sata1); Table 17: Pin Assignment Cn3; Table 18: Pin Assignment Sata1 - Kontron 3.5"-SBC-WLU User Manual

7.2. Fan Wafer (CN3)

The 1x4-pin 2.54 mm pitch system fan wafer (CN3) is used for the connection of the fan for the processor or system.

Figure 12: Fan Wafer CN3

Table 17: Pin Assignment CN3

Pin Signal
1 GND
2 +12V
3 SENSE
4 PWM

7.3. SATA (Serial ATA) Port 0 Connector (SATA1)

The SATA connector supplies the data connection for the SATA hard disk and is SATA 3.0 compatible.

Figure 13: SATA Port 0 Connector SATA1

Table 18: Pin Assignment SATA1

Pin Signal
1 GND
2 TX+
3 TX-
4 GND
5 RX-
6 RX+
7 GND
www.kontron.com
Description
Power supply ground signal
+12 V power supply for fan
Sense input signal from the fan, for rotation speed supervision
RPM (Rotations Per Minute).
PWM output signal for FAN speed control
Description
Ground
Host transmitter differential signal pair (+)
Host transmitter differential signal pair (-)
Ground
Host receiver differential signal pair (-)
Host receiver differential signal pair (+)
Ground
1
4
3.5"-SBC-WLU - User Guide, Rev. 1.0
Note
Note
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